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-rw-r--r--models-base/pom.xml11
-rw-r--r--models-base/src/main/java/org/onap/policy/models/base/PfModelException.java54
-rw-r--r--models-base/src/main/java/org/onap/policy/models/base/PfModelRuntimeException.java36
-rw-r--r--models-base/src/test/java/org/onap/policy/models/base/ExceptionsTest.java9
-rw-r--r--models-base/src/test/java/org/onap/policy/models/base/PfModelExceptionInfoTest.java11
-rw-r--r--models-errors/pom.xml2
-rw-r--r--models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponse.java4
-rw-r--r--models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseInfo.java (renamed from models-base/src/main/java/org/onap/policy/models/base/PfModelExceptionInfo.java)35
-rw-r--r--models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseUtils.java56
-rw-r--r--models-errors/src/test/java/org/onap/policy/models/errors/concepts/ErrorResponseUtilsTest.java53
10 files changed, 160 insertions, 111 deletions
diff --git a/models-base/pom.xml b/models-base/pom.xml
index 712bc9108..0523c3324 100644
--- a/models-base/pom.xml
+++ b/models-base/pom.xml
@@ -17,8 +17,7 @@
SPDX-License-Identifier: Apache-2.0
============LICENSE_END=========================================================
-->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
@@ -30,4 +29,12 @@
<artifactId>policy-models-base</artifactId>
<name>${project.artifactId}</name>
<description>[${project.parent.artifactId}] module provides basic model handling for the ONAP Policy Framework</description>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.onap.policy.models</groupId>
+ <artifactId>policy-models-errors</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+ </dependencies>
</project>
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfModelException.java b/models-base/src/main/java/org/onap/policy/models/base/PfModelException.java
index ce44e51f3..46c5bd311 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfModelException.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfModelException.java
@@ -25,18 +25,20 @@ import javax.ws.rs.core.Response;
import lombok.Getter;
import lombok.ToString;
-import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.onap.policy.models.errors.concepts.ErrorResponse;
+import org.onap.policy.models.errors.concepts.ErrorResponseInfo;
+import org.onap.policy.models.errors.concepts.ErrorResponseUtils;
/**
* This class is a base exception from which all model exceptions are sub classes.
*/
@Getter
@ToString
-public class PfModelException extends Exception implements PfModelExceptionInfo {
+public class PfModelException extends Exception implements ErrorResponseInfo {
private static final long serialVersionUID = -8507246953751956974L;
- // The status code on the exception
- private final Response.Status statusCode;
+ // The error response of the exception
+ private final ErrorResponse errorResponse = new ErrorResponse();
// The object on which the exception was thrown
private final transient Object object;
@@ -60,7 +62,8 @@ public class PfModelException extends Exception implements PfModelExceptionInfo
*/
public PfModelException(final Response.Status statusCode, final String message, final Object object) {
super(message);
- this.statusCode = statusCode;
+ errorResponse.setResponseCode(statusCode);
+ ErrorResponseUtils.getExceptionMessages(errorResponse, this);
this.object = object;
}
@@ -86,45 +89,8 @@ public class PfModelException extends Exception implements PfModelExceptionInfo
public PfModelException(final Response.Status statusCode, final String message, final Exception exception,
final Object object) {
super(message, exception);
- this.statusCode = statusCode;
+ errorResponse.setResponseCode(statusCode);
+ ErrorResponseUtils.getExceptionMessages(errorResponse, this);
this.object = object;
}
-
- /**
- * Get the message from this exception and its causes.
- *
- * @return the cascaded messages from this exception and the exceptions that caused it
- */
- @Override
- public String getCascadedMessage() {
- return buildCascadedMessage(this);
- }
-
- /**
- * Build a cascaded message from an exception and all its nested exceptions.
- *
- * @param throwable the top level exception
- * @return cascaded message string
- */
- public static String buildCascadedMessage(Throwable throwable) {
- final StringBuilder builder = new StringBuilder();
- builder.append(throwable.getMessage());
-
- for (Throwable t = throwable; t != null; t = t.getCause()) {
- builder.append("\ncaused by: ");
- builder.append(t.getMessage());
- }
-
- return builder.toString();
- }
-
- /**
- * Get the stack trace of the exception as a string.
- *
- * @return the stack trace of this message as a string
- */
- @Override
- public String getStackTraceAsString() {
- return ExceptionUtils.getStackTrace(this);
- }
}
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfModelRuntimeException.java b/models-base/src/main/java/org/onap/policy/models/base/PfModelRuntimeException.java
index 32855c2a4..472412865 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfModelRuntimeException.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfModelRuntimeException.java
@@ -25,18 +25,20 @@ import javax.ws.rs.core.Response;
import lombok.Getter;
import lombok.ToString;
-import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.onap.policy.models.errors.concepts.ErrorResponse;
+import org.onap.policy.models.errors.concepts.ErrorResponseInfo;
+import org.onap.policy.models.errors.concepts.ErrorResponseUtils;
/**
* This class is a base model run time exception from which all model run time exceptions are sub classes.
*/
@Getter
@ToString
-public class PfModelRuntimeException extends RuntimeException implements PfModelExceptionInfo {
+public class PfModelRuntimeException extends RuntimeException implements ErrorResponseInfo {
private static final long serialVersionUID = -8507246953751956974L;
- // The return code on the exception
- private final Response.Status statusCode;
+ // The error response of the exception
+ private final ErrorResponse errorResponse = new ErrorResponse();
// The object on which the exception was thrown
private final transient Object object;
@@ -61,7 +63,8 @@ public class PfModelRuntimeException extends RuntimeException implements PfModel
public PfModelRuntimeException(final Response.Status statusCode, final String message, final Object object) {
super(message);
this.object = object;
- this.statusCode = statusCode;
+ errorResponse.setResponseCode(statusCode);
+ ErrorResponseUtils.getExceptionMessages(errorResponse, this);
}
/**
@@ -87,26 +90,7 @@ public class PfModelRuntimeException extends RuntimeException implements PfModel
final Object object) {
super(message, exception);
this.object = object;
- this.statusCode = statusCode;
- }
-
- /**
- * Get the message from this exception and its causes.
- *
- * @return the message of this exception and all the exceptions that caused this exception
- */
- @Override
- public String getCascadedMessage() {
- return PfModelException.buildCascadedMessage(this);
- }
-
- /**
- * Get the stack trace of the exception as a string.
- *
- * @return the stack trace of this message as a string
- */
- @Override
- public String getStackTraceAsString() {
- return ExceptionUtils.getStackTrace(this);
+ errorResponse.setResponseCode(statusCode);
+ ErrorResponseUtils.getExceptionMessages(errorResponse, this);
}
}
diff --git a/models-base/src/test/java/org/onap/policy/models/base/ExceptionsTest.java b/models-base/src/test/java/org/onap/policy/models/base/ExceptionsTest.java
index 0a5b6a0a6..664e3ddbc 100644
--- a/models-base/src/test/java/org/onap/policy/models/base/ExceptionsTest.java
+++ b/models-base/src/test/java/org/onap/policy/models/base/ExceptionsTest.java
@@ -28,6 +28,7 @@ import java.io.IOException;
import javax.ws.rs.core.Response;
import org.junit.Test;
+import org.onap.policy.models.errors.concepts.ErrorResponse;
public class ExceptionsTest {
@@ -41,7 +42,8 @@ public class ExceptionsTest {
String key = "A String";
PfModelException ae =
new PfModelException(Response.Status.OK, "Message", new IOException("IO exception message"), key);
- assertEquals("Message\ncaused by: Message\ncaused by: IO exception message", ae.getCascadedMessage());
+ ErrorResponse errorResponse = ae.getErrorResponse();
+ assertEquals("Message\nIO exception message", String.join("\n", errorResponse.getErrorDetails()));
assertEquals(key, ae.getObject());
assertNotNull(new PfModelRuntimeException(Response.Status.OK, "Message"));
@@ -52,8 +54,9 @@ public class ExceptionsTest {
String rkey = "A String";
PfModelRuntimeException re = new PfModelRuntimeException(Response.Status.OK, "Runtime Message",
new IOException("IO runtime exception message"), rkey);
- assertEquals("Runtime Message\ncaused by: Runtime Message\ncaused by: IO runtime exception message",
- re.getCascadedMessage());
+ errorResponse = re.getErrorResponse();
+ assertEquals("Runtime Message\nIO runtime exception message",
+ String.join("\n", errorResponse.getErrorDetails()));
assertEquals(key, re.getObject());
}
}
diff --git a/models-base/src/test/java/org/onap/policy/models/base/PfModelExceptionInfoTest.java b/models-base/src/test/java/org/onap/policy/models/base/PfModelExceptionInfoTest.java
index 1257975ad..183b44c13 100644
--- a/models-base/src/test/java/org/onap/policy/models/base/PfModelExceptionInfoTest.java
+++ b/models-base/src/test/java/org/onap/policy/models/base/PfModelExceptionInfoTest.java
@@ -25,6 +25,7 @@ import static org.junit.Assert.assertEquals;
import javax.ws.rs.core.Response;
import org.junit.Test;
+import org.onap.policy.models.errors.concepts.ErrorResponseInfo;
/**
* Test PfModelExceptionInfo interface.
@@ -49,15 +50,15 @@ public class PfModelExceptionInfoTest {
}
}
- private String getErrorMessage(final PfModelExceptionInfo pfme) {
+ private String getErrorMessage(final ErrorResponseInfo eri) {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("Server returned: ");
- stringBuilder.append(pfme.getStatusCode().toString());
+ stringBuilder.append(eri.getErrorResponse().getResponseCode().toString());
+ stringBuilder.append("Error Message:\n");
+ stringBuilder.append(eri.getErrorResponse().getErrorMessage());
stringBuilder.append("\nDetailed Message:\n");
- stringBuilder.append(pfme.getCascadedMessage());
- stringBuilder.append("\nStack Trace:\n");
- stringBuilder.append(pfme.getStackTraceAsString());
+ stringBuilder.append(String.join("\n", eri.getErrorResponse().getErrorDetails()));
return stringBuilder.toString();
}
diff --git a/models-errors/pom.xml b/models-errors/pom.xml
index ab998537e..4e297868e 100644
--- a/models-errors/pom.xml
+++ b/models-errors/pom.xml
@@ -27,7 +27,7 @@
<version>2.0.0-SNAPSHOT</version>
</parent>
- <artifactId>models-errors</artifactId>
+ <artifactId>policy-models-errors</artifactId>
<name>${project.artifactId}</name>
<description>The models for Policy API's to return Error/warning message details.</description>
diff --git a/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponse.java b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponse.java
index b072ba1f6..88960f8ae 100644
--- a/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponse.java
+++ b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponse.java
@@ -22,6 +22,7 @@ package org.onap.policy.models.errors.concepts;
import com.google.gson.annotations.SerializedName;
+import java.io.Serializable;
import java.util.List;
import javax.ws.rs.core.Response;
@@ -36,7 +37,8 @@ import lombok.Data;
*
*/
@Data
-public class ErrorResponse {
+public class ErrorResponse implements Serializable {
+ private static final long serialVersionUID = 6760066094588944729L;
@SerializedName("code")
private Response.Status responseCode;
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfModelExceptionInfo.java b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseInfo.java
index 2fe244cec..ed7104b04 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfModelExceptionInfo.java
+++ b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseInfo.java
@@ -18,42 +18,19 @@
* ============LICENSE_END=========================================================
*/
-package org.onap.policy.models.base;
-
-import javax.ws.rs.core.Response;
+package org.onap.policy.models.errors.concepts;
/**
- * Interface implemented bu Policy framework model exceptions to allow uniform reading of status codes and cascaded
- * messages.
+ * Interface implemented by Policy framework model exceptions to allow uniform reading of error responses.
*
* @author Liam Fallon (liam.fallon@est.tech)
*/
-public interface PfModelExceptionInfo {
-
- /**
- * Get the status code associated with an exception.
- * @return the status code
- */
- public Response.Status getStatusCode();
-
- /**
- * Get the messages for all the cascaded exceptions in an exception.
- *
- * @return the cascaded message
- */
- public String getCascadedMessage();
-
- /**
- * Get the object associated with an exception.
- *
- * @return the object associated with an exception
- */
- public Object getObject();
+public interface ErrorResponseInfo {
/**
- * Get the stack trace of the exception as a string.
+ * Get the error response.
*
- * @return the stack trace of this message as a string
+ * @return the error response
*/
- public String getStackTraceAsString();
+ public ErrorResponse getErrorResponse();
}
diff --git a/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseUtils.java b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseUtils.java
new file mode 100644
index 000000000..6346f9a90
--- /dev/null
+++ b/models-errors/src/main/java/org/onap/policy/models/errors/concepts/ErrorResponseUtils.java
@@ -0,0 +1,56 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.errors.concepts;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Utility class for managing {@link ErrorResponse objects}
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public final class ErrorResponseUtils {
+ /**
+ * Private constructor used to prevent sub class instantiation.
+ */
+ private ErrorResponseUtils() {}
+
+ /**
+ * Store the cascaded messages from an exception and all its nested exceptions in an ErrorResponse object.
+ *
+ * @param throwable the top level exception
+ */
+ public static void getExceptionMessages(final ErrorResponse errorResponse, final Throwable throwable) {
+ errorResponse.setErrorMessage(throwable.getMessage());
+
+ List<String> cascascadedErrorMessages = new ArrayList<>();
+
+ for (Throwable t = throwable; t != null; t = t.getCause()) {
+ cascascadedErrorMessages.add(t.getMessage());
+ }
+
+ if (!cascascadedErrorMessages.isEmpty()) {
+ errorResponse.setErrorDetails(cascascadedErrorMessages);
+ }
+ }
+}
+
diff --git a/models-errors/src/test/java/org/onap/policy/models/errors/concepts/ErrorResponseUtilsTest.java b/models-errors/src/test/java/org/onap/policy/models/errors/concepts/ErrorResponseUtilsTest.java
new file mode 100644
index 000000000..4f4ef395a
--- /dev/null
+++ b/models-errors/src/test/java/org/onap/policy/models/errors/concepts/ErrorResponseUtilsTest.java
@@ -0,0 +1,53 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.errors.concepts;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+
+import org.junit.Test;
+
+/**
+ * Test the {@link ErrorResponseUtils} class.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ */
+public class ErrorResponseUtilsTest {
+ @Test
+ public void testErrorResponseUtils() {
+ try {
+ try {
+ throw new NumberFormatException("Exception 0");
+ }
+ catch (Exception nfe) {
+ throw new IOException("Exception 1", nfe);
+ }
+ } catch (Exception ioe) {
+ ErrorResponse errorResponse = new ErrorResponse();
+ ErrorResponseUtils.getExceptionMessages(errorResponse, ioe);
+
+ assertEquals("Exception 1", errorResponse.getErrorMessage());
+ assertEquals("Exception 1", errorResponse.getErrorDetails().get(0));
+ assertEquals("Exception 0", errorResponse.getErrorDetails().get(1));
+ }
+ }
+}